Senior Security Engineer (Web3)

TL;DR

Senior Security Engineer (Web3): Building and developing systems and automation to detect, mitigate, and prevent threats targeting staff, products, and users with an accent on anti-abuse and threat intelligence. Focus on operationalizing threat intelligence, automating sharing via AI agents, and analyzing Advanced Persistent Threats (APTs) in the crypto ecosystem.

Location: Hybrid (New York, USA). Must be able to collaborate in-office 10+ days a month.

Salary: $160,000 — $200,000 USD

Company

A global crypto solutions provider building a financial system where value moves as seamlessly as information.

What you will do

• Develop systems to detect and disseminate threat intelligence impacting the company and its customers.
• Build tooling, workflows, and AI agents to streamline the integration of intelligence across the organization.
• Investigate attacker infrastructure and threat trends to advise on proactive defenses.
• Create dashboards and alerts to monitor threat detection and public awareness of emerging threats.
• Support incident response for sophisticated abuse cases and implement long-term preventative measures.
• Advise on threat intelligence methodologies, tooling, and vendor integrations to improve external security.

Requirements

• 5+ years of experience in security, abuse prevention, or threat detection, preferably in FinTech or crypto.
• Proficiency in Python, Go, or similar languages for building automation and detection systems.
• Experience investigating cyber threats, phishing, and impersonation at scale.
• Ability to extract insights from attack trends and drive detection improvements via data.
• Familiarity with abuse reporting and enforcement APIs (threat feeds, domain registrars).
• Must be based in or able to work from the New York office for hybrid requirements.

Culture & Benefits

• Competitive salary, bonuses, and equity.
• Comprehensive health, mental healthcare, and retirement benefits.
• Professional development budget and a deep-dive learning environment.
• Flexible hybrid work model with in-office collaboration.
• Generous vacation policy, R&R days, and industry-leading parental leave.
• Catered lunches and fully-stocked kitchens with premium snacks.